美股三大股指涨跌不一 英伟达大涨 当地时间周二（5月13日），美国三大股指收盘涨跌不一，总体表现比较平稳。 不过，有道指成份股大幅下跌，其中联合健康集团重挫近18%。 消息面上，当地时间5月13日，联合健康集团发布领导层换届的新闻稿，宣布Stephen J. Hemsley被任命 为首席执行官。Andrew Witty因个人原因决定辞去首席执行官职务后立即生效。2006年至2017年担任公 司首席执行官的Hemsley将继续担任公司董事会主席，Witty将担任Hemsley的高级顾问。 当地时间周二（5月13日），美国三大股指收盘涨跌不一，道琼斯工业指数跌0.64%，报42140.43点，标 准普尔500指数涨0.72%，报5886.55点，纳斯达克综合指数涨1.61%，报19010.08点。 美股大型科技股多数上涨，具体个股方面，英伟达涨逾5%，5月以来累计涨幅已经接近两成。当地时间 周二，英伟达CEO黄仁勋在沙特利雅得宣布，与沙特主权财富基金PIF本周刚成立的人工智能公司 Humain达成芯片供应协议。 特斯拉涨逾4%，5月以来累计涨幅已经超过18%。 其他大型科技股中，Meta涨逾2%，亚马逊涨逾1%， ...

每经编辑｜杜宇 当地时间5月13日，美股三大指数收盘涨跌不一。纳指上涨301.74点，涨幅1.61%；标普500指数涨0.72%；道指跌0.64%。其中，标普收复年内跌幅。 英伟达报129.93美元，涨幅5.63%，市值3.17万亿美元，其市值一夜增加1691亿美元（约合人民币12174亿元）。 | 特斯拉 | | | --- | --- | | TSLA US 空 | | | 337.589 昨收 318.380 量比 1.38 334 070 " | | | 316.800 市值1.08万亿 换 | 4.85% | | 15.690 4.93% # 320.000 市盈™ 168.89 额 444.94亿 | | | 相关ETF 2 标普消费ETF 10.04% 含特斯拉 13.0% > | | | -1.260 -0.38% ⊙ 17:14 美东时间 盘后 332.810 | | | 盘中 × 日K 周Ｋ 月Ｋ 五日 更多▼ | | | 时间04:00 均价:328.024 最新334.070 涨幅+4.928% | | | 337.589 | NA838 卖价 | | 买价 | | 特斯拉涨近5%，创 ...

纳指涨幅扩大至1%，英伟达(NVDA.O)涨3.7%，亚马逊(AMZN.O)、博通(AVGO.O)、台积电(TSM.N)、 Meta Platforms(META.O)涨超2%，特斯拉(TSLA.O)涨1.8%。 ...

Group 1 - Baillie Gifford is a century-old investment firm based in Edinburgh, known for its value investment philosophy and long-term global growth strategy, focusing on identifying and investing in a select few high-quality companies with competitive advantages and innovation [1][2] - The firm has made early investments in major tech companies, including Amazon in 2004, Illumina in 2011, Tesla in 2013, and Alibaba in 2014, demonstrating a strong track record in identifying growth opportunities [1] - Baillie Gifford's significant investment in Tesla began with a $89 million stake in 2013, which grew to 14 million shares by 2017, resulting in a profit of approximately $17 billion after a seven-year holding period [1] Group 2 - In 2016, Baillie Gifford participated in Meituan's first round of financing and held a 12.08% stake during its IPO in 2018, maintaining its position through market fluctuations [2] - Peter Singlehurst, the firm's growth investment head, expressed confidence in ByteDance as a top investment opportunity, predicting a fivefold return despite current geopolitical tensions [2][5] - The firm has developed a framework of ten core due diligence questions to assess a company's growth potential, focusing on long-term growth opportunities, competitive advantages, organizational culture, and financial analysis [3][4] Group 3 - Baillie Gifford is cautious about investing in AI companies, particularly large language models, due to unclear competitive advantages at that level, despite recognizing the potential in foundational AI infrastructure [4][25] - The firm emphasizes the importance of maintaining strategic focus and avoiding "fill-duck" investments, which can lead to overvaluation and misallocation of resources [4][20] - The investment philosophy includes a focus on companies with strong return on equity (ROE) and sustainable business models, avoiding excessive capital influx that could distort long-term value [20][21] Group 4 - Baillie Gifford's investment in Amazon and Tesla exemplifies its strategy of identifying companies with scalable business models and long-term growth potential, even when they are initially unprofitable [24][50] - The firm believes that the current market conditions present unique opportunities for growth investments, particularly in companies that have demonstrated strong management and innovative business models [61][62] - The firm continues to actively seek investment opportunities in China, despite geopolitical risks, as it believes the risk-reward ratio remains favorable [46][44]

【导读】美股大涨，中国资产沸腾了！ 中国基金报记者伊万 美东时间5月12日，中美经贸高层会谈取得实质性进展，美股三大指数大涨，道指涨超1100点，纳指暴涨逾4%。 科技股巨头表现强劲！亚马逊涨超8%，苹果、特斯拉涨超6%，英伟达涨逾5%。 中国资产沸腾了，纳斯达克金龙中国指数劲升超5%。 美国总统特朗普签署关于药品价格的行政命令。并表示，将不再容忍大型制药公司牟取暴利；欧盟在药品补贴问题上态度最为强硬；与制药公司讨论了减 肥药事宜，美国减肥药价格高昂；药品价格降幅在59%到80%之间，甚至可能达到90%。 中美经贸高层会谈取得进展 美股三大指数皆大涨 美东时间5月12日，据商务部发布的声明，中美经贸高层会谈取得实质性进展，大幅降低双边关税水平。美股市场迎来大涨。 截至收盘，纳指涨4.35%，报18708.34点；标普500指数涨3.26%，报5844.19点，与纳指一起创3月3日以来收盘新高；道指涨2.81%，涨1160.72点，报 42410.1点，创3月27日以来收盘新高。 消息面上，中美日内瓦经贸会谈联合声明指出，中美双方承诺将于5月14日前采取以下举措：美国将修改4月2日规定的对中国商品（包括香港特别 ...

作 者丨胡慧茵 吴斌 编 辑丨李莹亮 和佳 江佩佩 周一，受中美经贸会谈利好消息提振，美股开盘全线大涨。截至美股最新收盘，美股三大指 数 均 大 幅 收 涨 ， 纳 指 涨 4 . 3 5% ， 标 普 5 0 0 指 数 涨 3 . 2 6% ， 均 创 3 月 3 日 以 来 收 盘 新 高 ； 道 指 涨 11 6 0 . 7 2点，涨幅2 . 8 1%，创3月2 7日以来收盘新高。 截至最新美股收盘，大型科技股多数上涨，亚马逊涨超8%，Me t a涨超7%，苹果、特斯拉涨 超6%，英伟达涨逾5%，谷歌、英特尔涨逾3%，微软涨超2%；奈飞跌超2%。 纳斯达克中国 金 龙 指 数 大 幅 收 涨 5 . 4% ， 创 4 月 4 日 以 来 新 高 ， 万 得 中 概 科 技 龙 头 指 数 （ DRAG ） 上 涨 4 . 2 9% 。 中 概 股 普 涨 ， 文 远 知 行 涨 超 2 7% ， 小 马 智 行 涨 近 1 2% ， 小 鹏 汽 车 、 哔 哩 哔 哩 涨 近 8%，京东、拼多多、理想汽车涨逾6%，蔚来、阿里巴巴、百度涨超5%。 W 万得美国科技七巨头指数[MAGS] 50359.21 ...

北京时间5月12日晚，美股三大指数开盘大涨，道指涨2.56%，纳指涨4.12%，标普500指数涨2.93%。 美国科技七巨头集体大涨。亚马逊涨超8%；特斯拉、脸书涨超6%；苹果、英伟达涨超5%；谷歌、微软 分别上涨3.4%、1.41%。据智通财经报道，苹果iPhone在华大幅降价开启新一轮促销。天猫Apple Store 官方旗舰店公布的促销信息显示，5月16日20点起，iPhone 16 Pro 128GB在叠加国补和多种优惠之后， 到手价5499元，较原价7999元减少了2500元。 | < W | 万得美国科技七巨头指数(MAGS) | | | | --- | --- | --- | --- | | | 50222.79 2441.46 +5.11% | | | | 资料 成分 | 资讯 | 相关基金 | | | 名称 | 现价 | 涨跌幅 ◆ | li | | 亚马逊(AMAZON) | 210.051 | 8.80% | | | AMZN.O | | | | | 特斯拉(TESLA) | 317.660 | 6.50% | | | TSLA.O | | | | | 脸书(META PLATF | 6 ...

美股盘前，科技股大涨，苹果(AAPL.O)涨约5%，英伟达(NVDA.O)涨4.5%，亚马逊(AMZN.O)涨超 5%，特斯拉(TSLA.O)涨超7%。 ...

今日研报内容： 【本文来自持牌证券机构，不代表平台观点，请独立判断和决策】 摘要： 1、光模块：本轮光模块板块自5月初以来强势反弹，重新出现了主流资金的回归。国盛证券 研报从产品迭代节奏、CPO技术定位、无源器件、行业格局等多角度再度梳理板块机会，板 块估值与基本面双修复，正值布局良机。 2、人形机器人：国泰海通证券研报指出，触觉是实现灵巧操作的关键，也是人形机器人泛化 落地的核心支撑。除人形机器人之外，触觉传感能力已在仓储机械臂中率先落地应用，将加 速触觉传感器行业的发展。 3、鸿蒙：华为将于5月19日下午正式发布搭载鸿蒙操作系统的"鸿蒙电脑"，PC市场重要潜力 叠加信创产业发展大趋势，国产化生态有望加速。 祛魅后的真成长，光模块板块估值与基本面或将 双修复；远不止于人形机器人，这一部件已在机 械臂中批量应用——0511脱水研报 2025/05/11 19:42 4、白酒：浙商证券认为25Q1酒企业绩企稳，顺利度过压力测试，头部酒企韧性强。白酒板 块当前仍处低位，或为此轮调整周期底部区间，优选品牌势能较强、库存更早出清、目标增 速合理的酒企。 正文： 1、祛魅后的真成长！光模块板块估值与基本面或将双修复 国 ...

Investment Rating - The report maintains a "Buy" rating for key companies in the optical module sector, including Zhongji Xuchuang, Xinyi Sheng, and Tianfu Communication [14]. Core Insights - The optical module sector has rebounded strongly since early May, with significant increases in stock prices for major companies, indicating a return of mainstream capital [25][20]. - The report emphasizes the need to adjust overly optimistic expectations regarding the rapid upgrade cycles from 400G to 800G and then to 1.6T, suggesting a more rational approach to market growth [26][27]. - The report identifies four key areas of focus: product iteration cycles, coexistence of CPO technology with pluggable solutions, undervaluation of passive components, and the industry's competitive landscape [25]. Summary by Sections 1. Product Iteration and Market Dynamics - The 800G optical module is expected to remain the mainstream product, with 1.6T expected to start scaling in 2026, following a more gradual adoption cycle [26][27]. - The market size for 800G is projected to reach approximately $750 million in 2024, with a CAGR of about 31% expected until 2027 [26]. - The report notes that the industry typically requires 2-3 years for technology iterations, which may not align with market expectations for rapid advancements [27]. 2. CPO Technology - CPO is positioned as one of several solutions rather than a complete replacement for existing technologies, with significant advantages in reducing power consumption and size, but still facing challenges in mass commercialization [31][32]. 3. Passive Components Growth - The passive components market is experiencing a resurgence, with significant growth expected in the AWG chip market, projected to grow from $1.13 billion in 2023 to $2.89 billion by 2032, reflecting a CAGR of 11.1% [32][9]. - Companies like Tongchuang Technology and Shijia Photon are rapidly increasing production capacity, indicating strong demand for high-density interconnect solutions [34]. 4. Industry Structure and Competitive Positioning - The report highlights a stable industry structure with high concentration among downstream CSPs and a few dominant upstream suppliers, which allows companies to carve out competitive advantages in niche markets [35][36]. - Major cloud service providers are expected to significantly increase capital expenditures, driving demand for optical modules [35]. - The report recommends focusing on leading companies in the optical module sector and related components, emphasizing their strong market positions and growth potential [12][36].